Practice Question and Answer
8 Q: Sides of a triangle are 13 cm, 84 cm and 85 cm. Find its area(in square cm)?
2800 05f2cf9cfbe9f31290fb85f07
5f2cf9cfbe9f31290fb85f07- 1546true
- 2550false
- 3555false
- 4558false
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Answer : 1. "546 "
Q: After an increase in tea price by 40% a family reduce its consumption of tea to the extent that there should be an increase on tea expense only by 10%. If the earlier consumption of tea was 28 kg, then what will be their new consumption?
1563 05f2cf951b57ade01caff2d9e
5f2cf951b57ade01caff2d9e- 118 kgfalse
- 222 kgtrue
- 325 kgfalse
- 430 kgfalse
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Answer : 2. "22 kg"
Q: Rectangle ABCD is formed in a circle with centre D. IF AE=6 cm and AD=9 cm, then find the perimeter of the rectangle.
2277 05f2cf8b8b57ade01caff2cff
5f2cf8b8b57ade01caff2cff- 142 cmtrue
- 245 cmfalse
- 348 cmfalse
- 4None of thesefalse
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Answer : 1. "42 cm"
Q: In the given figure, ABC is an equilateral triangle. Two circles of radius 4 cm and 12 cm are inscribed in the triangle. What is the side (in cm) of an equilateral triangle?
5337 05f2cf85721de6a117aefed9a
5f2cf85721de6a117aefed9a- 1$$ {32\over \sqrt{3}}$$false
- 2$$ {64\sqrt{3}}$$false
- 3$$ {32\sqrt{3}}$$false
- 4$$ {24\sqrt{3}}$$true
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Answer : 4. " $$ {24\sqrt{3}}$$"
Q: Which of the following is used as a lubricant in heavy machines?
5011 05f2cf764be9f31290fb85b15
5f2cf764be9f31290fb85b15- 1Phosphorusfalse
- 2Graphitetrue
- 3Bauxitefalse
- 4Sulphurfalse
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Answer : 2. "Graphite "
Q: Table salt gets moist during rainy season because -
3079 05f2cf6ad79b9e641a7606520
5f2cf6ad79b9e641a7606520- 1sodium chloride contains some quantity of sodium iodidefalse
- 2sodium chloride contains hygroscopic impurities like - magnesium chloridetrue
- 3sodium chloride Is hygroscopicfalse
- 4sodium chloride is deliquescentfalse
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Answer : 2. "sodium chloride contains hygroscopic impurities like - magnesium chloride "
Q: Which company has become the most valuable company in the world?
1819 05f2ceb40b57ade01cafebe12
5f2ceb40b57ade01cafebe12- 1reliancefalse
- 2Javafalse
- 3Applefalse
- 4Airteltrue
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Answer : 4. "Airtel"
Q: How long has the Director General of Civil Aviation (DGCA) banned international commercial flights?
1555 05f2ceaa8b57ade01cafeb6dc
5f2ceaa8b57ade01cafeb6dc- 115 Augustfalse
- 221 Augustfalse
- 331 Augusttrue
- 411 Augustfalse
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